Feature/v2/remove pages (#4445)

# Description of Changes

- Addition of the remove pages tool
- Addition of the remove blank pages tool

---

## Checklist

### General

- [ ] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ ] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md)
(if applicable)
- [ ] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md)
(if applicable)
- [ ] I have performed a self-review of my own code
- [ ] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md#6-testing)
for more details.
This commit is contained in:
EthanHealy01 2025-09-18 09:51:55 +01:00 committed by GitHub
parent 7ff1c66d09
commit 756cbc4780
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14 changed files with 626 additions and 20 deletions

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@ -1125,15 +1125,46 @@
"removePages": {
"tags": "Remove pages,delete pages",
"title": "Remove Pages",
"pageNumbers": "Pages to Remove",
"pageNumbersPlaceholder": "e.g. 1,3,5-7",
"pageNumbersHelp": "Enter page numbers separated by commas, or ranges like 1-5. Example: 1,3,5-7",
"pageNumbers": {
"label": "Pages to Remove",
"placeholder": "e.g., 1,3,5-8,10",
"error": "Invalid page number format. Use numbers, ranges (1-5), or mathematical expressions (2n+1)"
},
"filenamePrefix": "pages_removed",
"files": {
"placeholder": "Select a PDF file in the main view to get started"
},
"settings": {
"title": "Page Selection"
"title": "Settings"
},
"tooltip": {
"header": {
"title": "Remove Pages Settings"
},
"pageNumbers": {
"title": "Page Selection",
"text": "Specify which pages to remove from your PDF. You can select individual pages, ranges, or use mathematical expressions.",
"bullet1": "Individual pages: 1,3,5 (removes pages 1, 3, and 5)",
"bullet2": "Page ranges: 1-5,10-15 (removes pages 1-5 and 10-15)",
"bullet3": "Mathematical: 2n+1 (removes odd pages)",
"bullet4": "Open ranges: 5- (removes from page 5 to end)"
},
"examples": {
"title": "Common Examples",
"text": "Here are some common page selection patterns:",
"bullet1": "Remove first page: 1",
"bullet2": "Remove last 3 pages: -3",
"bullet3": "Remove every other page: 2n",
"bullet4": "Remove specific scattered pages: 1,5,10,15"
},
"safety": {
"title": "Safety Tips",
"text": "Important considerations when removing pages:",
"bullet1": "Always preview your selection before processing",
"bullet2": "Keep a backup of your original file",
"bullet3": "Page numbers start from 1, not 0",
"bullet4": "Invalid page numbers will be ignored"
}
},
"error": {
"failed": "An error occurred whilst removing pages."
@ -1492,11 +1523,46 @@
"tags": "cleanup,streamline,non-content,organize",
"title": "Remove Blanks",
"header": "Remove Blank Pages",
"threshold": "Pixel Whiteness Threshold:",
"thresholdDesc": "Threshold for determining how white a white pixel must be to be classed as 'White'. 0 = Black, 255 pure white.",
"whitePercent": "White Percent (%):",
"whitePercentDesc": "Percent of page that must be 'white' pixels to be removed",
"submit": "Remove Blanks"
"settings": {
"title": "Settings"
},
"threshold": {
"label": "Pixel Whiteness Threshold"
},
"whitePercent": {
"label": "White Percentage Threshold",
"unit": "%"
},
"includeBlankPages": {
"label": "Include detected blank pages"
},
"tooltip": {
"header": {
"title": "Remove Blank Pages Settings"
},
"threshold": {
"title": "Pixel Whiteness Threshold",
"text": "Controls how white a pixel must be to be considered 'white'. This helps determine what counts as a blank area on the page.",
"bullet1": "0 = Pure black (most restrictive)",
"bullet2": "128 = Medium grey",
"bullet3": "255 = Pure white (least restrictive)"
},
"whitePercent": {
"title": "White Percentage Threshold",
"text": "Sets the minimum percentage of white pixels required for a page to be considered blank and removed.",
"bullet1": "Lower values (e.g., 80%) = More pages removed",
"bullet2": "Higher values (e.g., 95%) = Only very blank pages removed",
"bullet3": "Use higher values for documents with light backgrounds"
},
"includeBlankPages": {
"title": "Include Detected Blank Pages",
"text": "When enabled, creates a separate PDF containing all the blank pages that were detected and removed from the original document.",
"bullet1": "Useful for reviewing what was removed",
"bullet2": "Helps verify the detection accuracy",
"bullet3": "Can be disabled to reduce output file size"
}
},
"submit": "Remove blank pages"
},
"removeAnnotations": {
"tags": "comments,highlight,notes,markup,remove",

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@ -745,15 +745,46 @@
"removePages": {
"tags": "Remove pages,delete pages",
"title": "Remove Pages",
"pageNumbers": "Pages to Remove",
"pageNumbersPlaceholder": "e.g. 1,3,5-7",
"pageNumbersHelp": "Enter page numbers separated by commas, or ranges like 1-5. Example: 1,3,5-7",
"pageNumbers": {
"label": "Pages to Remove",
"placeholder": "e.g., 1,3,5-8,10",
"error": "Invalid page number format. Use numbers, ranges (1-5), or mathematical expressions (2n+1)"
},
"filenamePrefix": "pages_removed",
"files": {
"placeholder": "Select a PDF file in the main view to get started"
},
"settings": {
"title": "Page Selection"
"title": "Settings"
},
"tooltip": {
"header": {
"title": "Remove Pages Settings"
},
"pageNumbers": {
"title": "Page Selection",
"text": "Specify which pages to remove from your PDF. You can select individual pages, ranges, or use mathematical expressions.",
"bullet1": "Individual pages: 1,3,5 (removes pages 1, 3, and 5)",
"bullet2": "Page ranges: 1-5,10-15 (removes pages 1-5 and 10-15)",
"bullet3": "Mathematical: 2n+1 (removes odd pages)",
"bullet4": "Open ranges: 5- (removes from page 5 to end)"
},
"examples": {
"title": "Common Examples",
"text": "Here are some common page selection patterns:",
"bullet1": "Remove first page: 1",
"bullet2": "Remove last 3 pages: -3",
"bullet3": "Remove every other page: 2n",
"bullet4": "Remove specific scattered pages: 1,5,10,15"
},
"safety": {
"title": "Safety Tips",
"text": "Important considerations when removing pages:",
"bullet1": "Always preview your selection before processing",
"bullet2": "Keep a backup of your original file",
"bullet3": "Page numbers start from 1, not 0",
"bullet4": "Invalid page numbers will be ignored"
}
},
"error": {
"failed": "An error occurred while removing pages."
@ -1013,11 +1044,46 @@
"tags": "cleanup,streamline,non-content,organize",
"title": "Remove Blanks",
"header": "Remove Blank Pages",
"threshold": "Pixel Whiteness Threshold:",
"thresholdDesc": "Threshold for determining how white a white pixel must be to be classed as 'White'. 0 = Black, 255 pure white.",
"whitePercent": "White Percent (%):",
"whitePercentDesc": "Percent of page that must be 'white' pixels to be removed",
"submit": "Remove Blanks"
"settings": {
"title": "Settings"
},
"threshold": {
"label": "Pixel Whiteness Threshold"
},
"whitePercent": {
"label": "White Percentage Threshold",
"unit": "%"
},
"includeBlankPages": {
"label": "Include detected blank pages"
},
"tooltip": {
"header": {
"title": "Remove Blank Pages Settings"
},
"threshold": {
"title": "Pixel Whiteness Threshold",
"text": "Controls how white a pixel must be to be considered 'white'. This helps determine what counts as a blank area on the page.",
"bullet1": "0 = Pure black (most restrictive)",
"bullet2": "128 = Medium gray",
"bullet3": "255 = Pure white (least restrictive)"
},
"whitePercent": {
"title": "White Percentage Threshold",
"text": "Sets the minimum percentage of white pixels required for a page to be considered blank and removed.",
"bullet1": "Lower values (e.g., 80%) = More pages removed",
"bullet2": "Higher values (e.g., 95%) = Only very blank pages removed",
"bullet3": "Use higher values for documents with light backgrounds"
},
"includeBlankPages": {
"title": "Include Detected Blank Pages",
"text": "When enabled, creates a separate PDF containing all the blank pages that were detected and removed from the original document.",
"bullet1": "Useful for reviewing what was removed",
"bullet2": "Helps verify the detection accuracy",
"bullet3": "Can be disabled to reduce output file size"
}
},
"submit": "Remove blank pages"
},
"removeAnnotations": {
"tags": "comments,highlight,notes,markup,remove",

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@ -0,0 +1,75 @@
import { Stack, Text, Checkbox, Slider, NumberInput, Group } from "@mantine/core";
import { useTranslation } from "react-i18next";
import NumberInputWithUnit from "../shared/NumberInputWithUnit";
import { RemoveBlanksParameters } from "../../../hooks/tools/removeBlanks/useRemoveBlanksParameters";
interface RemoveBlanksSettingsProps {
parameters: RemoveBlanksParameters;
onParameterChange: <K extends keyof RemoveBlanksParameters>(key: K, value: RemoveBlanksParameters[K]) => void;
disabled?: boolean;
}
const RemoveBlanksSettings = ({ parameters, onParameterChange, disabled = false }: RemoveBlanksSettingsProps) => {
const { t } = useTranslation();
return (
<Stack gap="lg" mt="md">
<Stack gap="xs">
<NumberInputWithUnit
label={t('removeBlanks.threshold.label', 'Pixel Whiteness Threshold')}
value={parameters.threshold}
onChange={(v) => onParameterChange('threshold', typeof v === 'string' ? Number(v) : v)}
unit=''
min={0}
max={255}
disabled={disabled}
/>
</Stack>
<Stack gap="xs">
<Text size="sm" fw={500}>
{t('removeBlanks.whitePercent.label', 'White Percent')}
</Text>
<Group align="center">
<NumberInput
value={parameters.whitePercent}
onChange={(v) => onParameterChange('whitePercent', typeof v === 'number' ? v : 0.1)}
min={0.1}
max={100}
step={0.1}
size="sm"
rightSection="%"
style={{ width: '80px' }}
disabled={disabled}
/>
<Slider
value={parameters.whitePercent}
onChange={(value) => onParameterChange('whitePercent', value)}
min={0.1}
max={100}
step={0.1}
style={{ flex: 1 }}
disabled={disabled}
/>
</Group>
</Stack>
<Stack gap="xs">
<Checkbox
checked={parameters.includeBlankPages}
onChange={(event) => onParameterChange('includeBlankPages', event.currentTarget.checked)}
disabled={disabled}
label={
<div>
<Text size="sm">{t('removeBlanks.includeBlankPages.label', 'Include detected blank pages')}</Text>
</div>
}
/>
</Stack>
</Stack>
);
};
export default RemoveBlanksSettings;

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@ -0,0 +1,39 @@
import { Stack, TextInput } from "@mantine/core";
import { useTranslation } from "react-i18next";
import { RemovePagesParameters } from "../../../hooks/tools/removePages/useRemovePagesParameters";
import { validatePageNumbers } from "../../../utils/pageSelection";
interface RemovePagesSettingsProps {
parameters: RemovePagesParameters;
onParameterChange: <K extends keyof RemovePagesParameters>(key: K, value: RemovePagesParameters[K]) => void;
disabled?: boolean;
}
const RemovePagesSettings = ({ parameters, onParameterChange, disabled = false }: RemovePagesSettingsProps) => {
const { t } = useTranslation();
const handlePageNumbersChange = (value: string) => {
// Allow user to type naturally - don't normalize input in real-time
onParameterChange('pageNumbers', value);
};
// Check if current input is valid
const isValid = validatePageNumbers(parameters.pageNumbers);
const hasValue = parameters.pageNumbers.trim().length > 0;
return (
<Stack gap="md">
<TextInput
label={t('removePages.pageNumbers.label', 'Pages to Remove')}
value={parameters.pageNumbers}
onChange={(event) => handlePageNumbersChange(event.currentTarget.value)}
placeholder={t('removePages.pageNumbers.placeholder', 'e.g., 1,3,5-8,10')}
disabled={disabled}
required
error={hasValue && !isValid ? t('removePages.pageNumbers.error', 'Invalid page number format. Use numbers, ranges (1-5), or mathematical expressions (2n+1)') : undefined}
/>
</Stack>
);
};
export default RemovePagesSettings;

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@ -0,0 +1,41 @@
import { useTranslation } from 'react-i18next';
import { TooltipContent } from '../../types/tips';
export const useRemoveBlanksTips = (): TooltipContent => {
const { t } = useTranslation();
return {
header: {
title: t("removeBlanks.tooltip.header.title", "Remove Blank Pages Settings"),
},
tips: [
{
title: t("removeBlanks.tooltip.threshold.title", "Pixel Whiteness Threshold"),
description: t("removeBlanks.tooltip.threshold.text", "Controls how white a pixel must be to be considered 'white'. This helps determine what counts as a blank area on the page."),
bullets: [
t("removeBlanks.tooltip.threshold.bullet1", "0 = Pure black (most restrictive)"),
t("removeBlanks.tooltip.threshold.bullet2", "128 = Medium gray"),
t("removeBlanks.tooltip.threshold.bullet3", "255 = Pure white (least restrictive)")
]
},
{
title: t("removeBlanks.tooltip.whitePercent.title", "White Percentage Threshold"),
description: t("removeBlanks.tooltip.whitePercent.text", "Sets the minimum percentage of white pixels required for a page to be considered blank and removed."),
bullets: [
t("removeBlanks.tooltip.whitePercent.bullet1", "Lower values (e.g., 80%) = More pages removed"),
t("removeBlanks.tooltip.whitePercent.bullet2", "Higher values (e.g., 95%) = Only very blank pages removed"),
t("removeBlanks.tooltip.whitePercent.bullet3", "Use higher values for documents with light backgrounds")
]
},
{
title: t("removeBlanks.tooltip.includeBlankPages.title", "Include Detected Blank Pages"),
description: t("removeBlanks.tooltip.includeBlankPages.text", "When enabled, creates a separate PDF containing all the blank pages that were detected and removed from the original document."),
bullets: [
t("removeBlanks.tooltip.includeBlankPages.bullet1", "Useful for reviewing what was removed"),
t("removeBlanks.tooltip.includeBlankPages.bullet2", "Helps verify the detection accuracy"),
t("removeBlanks.tooltip.includeBlankPages.bullet3", "Can be disabled to reduce output file size")
]
}
]
};
};

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@ -0,0 +1,34 @@
import { useTranslation } from 'react-i18next';
import { TooltipContent } from '../../types/tips';
export const useRemovePagesTips = (): TooltipContent => {
const { t } = useTranslation();
return {
header: {
title: t("removePages.tooltip.header.title", "Remove Pages Settings"),
},
tips: [
{
title: t("removePages.tooltip.pageNumbers.title", "Page Selection"),
description: t("removePages.tooltip.pageNumbers.text", "Specify which pages to remove from your PDF. You can select individual pages, ranges, or use mathematical expressions."),
bullets: [
t("removePages.tooltip.pageNumbers.bullet1", "Individual pages: 1,3,5 (removes pages 1, 3, and 5)"),
t("removePages.tooltip.pageNumbers.bullet2", "Page ranges: 1-5,10-15 (removes pages 1-5 and 10-15)"),
t("removePages.tooltip.pageNumbers.bullet3", "Mathematical: 2n+1 (removes odd pages)"),
t("removePages.tooltip.pageNumbers.bullet4", "Open ranges: 5- (removes from page 5 to end)")
]
},
{
title: t("removePages.tooltip.examples.title", "Common Examples"),
description: t("removePages.tooltip.examples.text", "Here are some common page selection patterns:"),
bullets: [
t("removePages.tooltip.examples.bullet1", "Remove first page: 1"),
t("removePages.tooltip.examples.bullet2", "Remove last 3 pages: -3"),
t("removePages.tooltip.examples.bullet3", "Remove every other page: 2n"),
t("removePages.tooltip.examples.bullet4", "Remove specific scattered pages: 1,5,10,15")
]
}
]
};
};

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@ -8,6 +8,8 @@ import ConvertPanel from "../tools/Convert";
import Sanitize from "../tools/Sanitize";
import AddPassword from "../tools/AddPassword";
import ChangePermissions from "../tools/ChangePermissions";
import RemoveBlanks from "../tools/RemoveBlanks";
import RemovePages from "../tools/RemovePages";
import RemovePassword from "../tools/RemovePassword";
import { SubcategoryId, ToolCategoryId, ToolRegistry } from "./toolsTaxonomy";
import AddWatermark from "../tools/AddWatermark";
@ -414,18 +416,22 @@ export function useFlatToolRegistry(): ToolRegistry {
removePages: {
icon: <LocalIcon icon="delete-outline-rounded" width="1.5rem" height="1.5rem" />,
name: t("home.removePages.title", "Remove Pages"),
component: null,
component: RemovePages,
description: t("home.removePages.desc", "Remove specific pages from a PDF document"),
categoryId: ToolCategoryId.STANDARD_TOOLS,
subcategoryId: SubcategoryId.REMOVAL,
maxFiles: 1,
endpoints: ["remove-pages"],
},
"remove-blank-pages": {
icon: <LocalIcon icon="scan-delete-rounded" width="1.5rem" height="1.5rem" />,
name: t("home.removeBlanks.title", "Remove Blank Pages"),
component: null,
component: RemoveBlanks,
description: t("home.removeBlanks.desc", "Remove blank pages from PDF documents"),
categoryId: ToolCategoryId.STANDARD_TOOLS,
subcategoryId: SubcategoryId.REMOVAL,
maxFiles: 1,
endpoints: ["remove-blanks"],
},
"remove-annotations": {
icon: <LocalIcon icon="thread-unread-rounded" width="1.5rem" height="1.5rem" />,

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@ -0,0 +1,43 @@
import { useCallback } from 'react';
import { useTranslation } from 'react-i18next';
import { ToolType, useToolOperation, ToolOperationConfig } from '../shared/useToolOperation';
import { createStandardErrorHandler } from '../../../utils/toolErrorHandler';
import { RemoveBlanksParameters, defaultParameters } from './useRemoveBlanksParameters';
import { useToolResources } from '../shared/useToolResources';
export const buildRemoveBlanksFormData = (parameters: RemoveBlanksParameters, file: File): FormData => {
const formData = new FormData();
formData.append('fileInput', file);
formData.append('threshold', String(parameters.threshold));
formData.append('whitePercent', String(parameters.whitePercent));
// Note: includeBlankPages is not sent to backend as it always returns both files in a ZIP
return formData;
};
export const removeBlanksOperationConfig = {
toolType: ToolType.singleFile,
buildFormData: buildRemoveBlanksFormData,
operationType: 'remove-blanks',
endpoint: '/api/v1/misc/remove-blanks',
defaultParameters,
} as const satisfies ToolOperationConfig<RemoveBlanksParameters>;
export const useRemoveBlanksOperation = () => {
const { t } = useTranslation();
const { extractZipFiles } = useToolResources();
const responseHandler = useCallback(async (blob: Blob): Promise<File[]> => {
// Backend always returns a ZIP file containing the processed PDFs
return await extractZipFiles(blob);
}, [extractZipFiles]);
return useToolOperation<RemoveBlanksParameters>({
...removeBlanksOperationConfig,
responseHandler,
getErrorMessage: createStandardErrorHandler(
t('removeBlanks.error.failed', 'Failed to remove blank pages')
)
});
};

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@ -0,0 +1,26 @@
import { BaseParameters } from '../../../types/parameters';
import { useBaseParameters, BaseParametersHook } from '../shared/useBaseParameters';
export interface RemoveBlanksParameters extends BaseParameters {
threshold: number; // 0-255
whitePercent: number; // 0.1-100
includeBlankPages: boolean; // whether to include detected blank pages in output
}
export const defaultParameters: RemoveBlanksParameters = {
threshold: 10,
whitePercent: 99.9,
includeBlankPages: false,
};
export type RemoveBlanksParametersHook = BaseParametersHook<RemoveBlanksParameters>;
export const useRemoveBlanksParameters = (): RemoveBlanksParametersHook => {
return useBaseParameters({
defaultParameters,
endpointName: 'remove-blanks',
validateFn: (p) => p.threshold >= 0 && p.threshold <= 255 && p.whitePercent > 0 && p.whitePercent <= 100,
});
};

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@ -0,0 +1,32 @@
import { useTranslation } from 'react-i18next';
import { ToolType, useToolOperation, ToolOperationConfig } from '../shared/useToolOperation';
import { createStandardErrorHandler } from '../../../utils/toolErrorHandler';
import { RemovePagesParameters, defaultParameters } from './useRemovePagesParameters';
// import { useToolResources } from '../shared/useToolResources';
export const buildRemovePagesFormData = (parameters: RemovePagesParameters, file: File): FormData => {
const formData = new FormData();
formData.append('fileInput', file);
const cleaned = parameters.pageNumbers.replace(/\s+/g, '');
formData.append('pageNumbers', cleaned);
return formData;
};
export const removePagesOperationConfig = {
toolType: ToolType.singleFile,
buildFormData: buildRemovePagesFormData,
operationType: 'remove-pages',
endpoint: '/api/v1/general/remove-pages',
defaultParameters,
} as const satisfies ToolOperationConfig<RemovePagesParameters>;
export const useRemovePagesOperation = () => {
const { t } = useTranslation();
return useToolOperation<RemovePagesParameters>({
...removePagesOperationConfig,
getErrorMessage: createStandardErrorHandler(
t('removePages.error.failed', 'Failed to remove pages')
)
});
};

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@ -0,0 +1,21 @@
import { BaseParameters } from '../../../types/parameters';
import { useBaseParameters, BaseParametersHook } from '../shared/useBaseParameters';
import { validatePageNumbers } from '../../../utils/pageSelection';
export interface RemovePagesParameters extends BaseParameters {
pageNumbers: string; // comma-separated page numbers or ranges (e.g., "1,3,5-8")
}
export const defaultParameters: RemovePagesParameters = {
pageNumbers: '',
};
export type RemovePagesParametersHook = BaseParametersHook<RemovePagesParameters>;
export const useRemovePagesParameters = (): RemovePagesParametersHook => {
return useBaseParameters({
defaultParameters,
endpointName: 'remove-pages',
validateFn: (p) => validatePageNumbers(p.pageNumbers),
});
};

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@ -0,0 +1,70 @@
import { useTranslation } from "react-i18next";
import { createToolFlow } from "../components/tools/shared/createToolFlow";
import { BaseToolProps, ToolComponent } from "../types/tool";
import { useBaseTool } from "../hooks/tools/shared/useBaseTool";
import { useRemoveBlanksParameters } from "../hooks/tools/removeBlanks/useRemoveBlanksParameters";
import { useRemoveBlanksOperation } from "../hooks/tools/removeBlanks/useRemoveBlanksOperation";
import RemoveBlanksSettings from "../components/tools/removeBlanks/RemoveBlanksSettings";
import { useRemoveBlanksTips } from "../components/tooltips/useRemoveBlanksTips";
const RemoveBlanks = (props: BaseToolProps) => {
const { t } = useTranslation();
const tooltipContent = useRemoveBlanksTips();
const base = useBaseTool(
'remove-blanks',
useRemoveBlanksParameters,
useRemoveBlanksOperation,
props
);
const settingsContent = (
<RemoveBlanksSettings
parameters={base.params.parameters}
onParameterChange={base.params.updateParameter}
disabled={base.endpointLoading}
/>
);
const handleSettingsClick = () => {
if (base.hasResults) {
base.handleSettingsReset();
}
};
return createToolFlow({
files: {
selectedFiles: base.selectedFiles,
isCollapsed: base.hasResults,
},
steps: [
{
title: t("removeBlanks.settings.title", "Settings"),
isCollapsed: base.settingsCollapsed,
onCollapsedClick: handleSettingsClick,
content: settingsContent,
tooltip: tooltipContent,
},
],
executeButton: {
text: t("removeBlanks.submit", "Remove blank pages"),
loadingText: t("loading"),
onClick: base.handleExecute,
isVisible: !base.hasResults,
disabled: !base.params.validateParameters() || !base.hasFiles || !base.endpointEnabled,
},
review: {
isVisible: base.hasResults,
operation: base.operation,
title: t("removeBlanks.results.title", "Removed Blank Pages"),
onFileClick: base.handleThumbnailClick,
onUndo: base.handleUndo,
},
});
};
RemoveBlanks.tool = () => useRemoveBlanksOperation;
export default RemoveBlanks as ToolComponent;

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@ -0,0 +1,64 @@
import React from "react";
import { useTranslation } from "react-i18next";
import { createToolFlow } from "../components/tools/shared/createToolFlow";
import { BaseToolProps, ToolComponent } from "../types/tool";
import { useBaseTool } from "../hooks/tools/shared/useBaseTool";
import { useRemovePagesParameters } from "../hooks/tools/removePages/useRemovePagesParameters";
import { useRemovePagesOperation } from "../hooks/tools/removePages/useRemovePagesOperation";
import RemovePagesSettings from "../components/tools/removePages/RemovePagesSettings";
import { useRemovePagesTips } from "../components/tooltips/useRemovePagesTips";
const RemovePages = (props: BaseToolProps) => {
const { t } = useTranslation();
const tooltipContent = useRemovePagesTips();
const base = useBaseTool(
'remove-pages',
useRemovePagesParameters,
useRemovePagesOperation,
props
);
const settingsContent = (
<RemovePagesSettings
parameters={base.params.parameters}
onParameterChange={base.params.updateParameter}
disabled={base.endpointLoading}
/>
);
return createToolFlow({
files: {
selectedFiles: base.selectedFiles,
isCollapsed: base.hasResults,
},
steps: [
{
title: t("removePages.settings.title", "Settings"),
isCollapsed: base.settingsCollapsed,
onCollapsedClick: base.settingsCollapsed ? base.handleSettingsReset : undefined,
content: settingsContent,
tooltip: tooltipContent,
},
],
executeButton: {
text: t("removePages.submit", "Remove Pages"),
loadingText: t("loading"),
onClick: base.handleExecute,
isVisible: !base.hasResults,
disabled: !base.params.validateParameters() || !base.hasFiles || !base.endpointEnabled,
},
review: {
isVisible: base.hasResults,
operation: base.operation,
title: t("removePages.results.title", "Pages Removed"),
onFileClick: base.handleThumbnailClick,
onUndo: base.handleUndo,
},
});
};
RemovePages.tool = () => useRemovePagesOperation;
export default RemovePages as ToolComponent;

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export const validatePageNumbers = (pageNumbers: string): boolean => {
if (!pageNumbers.trim()) return false;
// Normalize input for validation: remove spaces around commas and other spaces
const normalized = pageNumbers.replace(/\s*,\s*/g, ',').replace(/\s+/g, '');
const parts = normalized.split(',');
// Regular expressions for different page number formats
const allToken = /^all$/i; // Select all pages
const singlePageRegex = /^[1-9]\d*$/; // Single page: positive integers only (no 0)
const rangeRegex = /^[1-9]\d*-(?:[1-9]\d*)?$/; // Range: 1-5 or open range 10-
const mathRegex = /^(?=.*n)[0-9n+\-*/() ]+$/; // Mathematical expressions with n and allowed chars
return parts.every(part => {
if (!part) return false;
return (
allToken.test(part) ||
singlePageRegex.test(part) ||
rangeRegex.test(part) ||
mathRegex.test(part)
);
});
};